barotalk

Notes from the floor.

The engineering behind live captions, and know-how from running real events.

May 12, 2026·6 min

Caption ops notes from an RWA meetup

How we ran captions at a real-world-asset tokenization meetup mixing Korean speakers and an international crowd — from glossary setup to a live hot-fix.

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May 8, 2026·5 min

The secret of the 1-second caption — the latency we measured

How OpenAI Realtime Translate plus a Socket.IO relay holds average latency at 0.8 seconds, including what happens when the connection drops.

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May 1, 2026·4 min

When the MC fixes a caption line from the stage

What happens on screen the moment the MC hits a one-word hot-fix mid-talk — a concrete look at glossary injection.

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